JP7666336B2 - リチウムイオン二次電池用負極材及びその製造方法、リチウムイオン二次電池用負極、並びにリチウムイオン二次電池 - Google Patents
リチウムイオン二次電池用負極材及びその製造方法、リチウムイオン二次電池用負極、並びにリチウムイオン二次電池 Download PDFInfo
- Publication number
- JP7666336B2 JP7666336B2 JP2021574368A JP2021574368A JP7666336B2 JP 7666336 B2 JP7666336 B2 JP 7666336B2 JP 2021574368 A JP2021574368 A JP 2021574368A JP 2021574368 A JP2021574368 A JP 2021574368A JP 7666336 B2 JP7666336 B2 JP 7666336B2
- Authority
- JP
- Japan
- Prior art keywords
- particles
- negative electrode
- ion secondary
- electrode material
- lithium ion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims description 122
- 229910001416 lithium ion Inorganic materials 0.000 title claims description 122
- 238000004519 manufacturing process Methods 0.000 title claims description 37
- 239000010405 anode material Substances 0.000 title description 2
- 239000002245 particle Substances 0.000 claims description 268
- 239000007773 negative electrode material Substances 0.000 claims description 166
- 239000011246 composite particle Substances 0.000 claims description 152
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 120
- 229910002804 graphite Inorganic materials 0.000 claims description 79
- 239000010439 graphite Substances 0.000 claims description 79
- 238000009826 distribution Methods 0.000 claims description 62
- 239000000203 mixture Substances 0.000 claims description 53
- 238000005087 graphitization Methods 0.000 claims description 51
- 238000000034 method Methods 0.000 claims description 42
- 229910052799 carbon Inorganic materials 0.000 claims description 36
- 239000011163 secondary particle Substances 0.000 claims description 33
- 239000011230 binding agent Substances 0.000 claims description 30
- 239000010419 fine particle Substances 0.000 claims description 22
- 239000011362 coarse particle Substances 0.000 claims description 20
- 239000013078 crystal Substances 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 20
- 238000010521 absorption reaction Methods 0.000 claims description 15
- 238000002441 X-ray diffraction Methods 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 11
- 239000012298 atmosphere Substances 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 8
- 230000005855 radiation Effects 0.000 claims description 8
- 238000001069 Raman spectroscopy Methods 0.000 claims description 6
- 238000002429 nitrogen sorption measurement Methods 0.000 claims description 6
- 239000008151 electrolyte solution Substances 0.000 claims description 5
- 239000003792 electrolyte Substances 0.000 description 45
- 230000000052 comparative effect Effects 0.000 description 20
- 239000010410 layer Substances 0.000 description 20
- 210000004027 cell Anatomy 0.000 description 19
- 238000003825 pressing Methods 0.000 description 19
- 238000003860 storage Methods 0.000 description 19
- 239000000843 powder Substances 0.000 description 15
- 230000001186 cumulative effect Effects 0.000 description 13
- 239000000571 coke Substances 0.000 description 12
- 239000003921 oil Substances 0.000 description 12
- 235000019198 oils Nutrition 0.000 description 12
- 238000007600 charging Methods 0.000 description 11
- 150000002894 organic compounds Chemical class 0.000 description 11
- 229920006395 saturated elastomer Polymers 0.000 description 11
- 239000003054 catalyst Substances 0.000 description 10
- 238000000354 decomposition reaction Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 229910021382 natural graphite Inorganic materials 0.000 description 9
- 239000011148 porous material Substances 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 238000011156 evaluation Methods 0.000 description 8
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 239000011164 primary particle Substances 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 7
- 229910021383 artificial graphite Inorganic materials 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 229910052744 lithium Inorganic materials 0.000 description 6
- -1 oxides Chemical class 0.000 description 6
- 238000003841 Raman measurement Methods 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000011888 foil Substances 0.000 description 5
- 235000021388 linseed oil Nutrition 0.000 description 5
- 239000000944 linseed oil Substances 0.000 description 5
- 238000001000 micrograph Methods 0.000 description 5
- 239000011331 needle coke Substances 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 239000003981 vehicle Substances 0.000 description 5
- VAYTZRYEBVHVLE-UHFFFAOYSA-N 1,3-dioxol-2-one Chemical compound O=C1OC=CO1 VAYTZRYEBVHVLE-UHFFFAOYSA-N 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 239000003575 carbonaceous material Substances 0.000 description 4
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 239000011295 pitch Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000002562 thickening agent Substances 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 239000011149 active material Substances 0.000 description 3
- 239000003125 aqueous solvent Substances 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000011294 coal tar pitch Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 238000004898 kneading Methods 0.000 description 3
- 229910003002 lithium salt Inorganic materials 0.000 description 3
- 159000000002 lithium salts Chemical class 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 239000011572 manganese Substances 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 239000007774 positive electrode material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical group [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 229920003048 styrene butadiene rubber Polymers 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 description 2
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 2
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- 229910013733 LiCo Inorganic materials 0.000 description 2
- 229910001290 LiPF6 Inorganic materials 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- 238000001237 Raman spectrum Methods 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 239000006230 acetylene black Substances 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 229920001940 conductive polymer Polymers 0.000 description 2
- 238000010277 constant-current charging Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- BGTOWKSIORTVQH-UHFFFAOYSA-N cyclopentanone Chemical compound O=C1CCCC1 BGTOWKSIORTVQH-UHFFFAOYSA-N 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000011361 granulated particle Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910000625 lithium cobalt oxide Inorganic materials 0.000 description 2
- BFZPBUKRYWOWDV-UHFFFAOYSA-N lithium;oxido(oxo)cobalt Chemical compound [Li+].[O-][Co]=O BFZPBUKRYWOWDV-UHFFFAOYSA-N 0.000 description 2
- 150000002736 metal compounds Chemical class 0.000 description 2
- 239000012982 microporous membrane Substances 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000000992 sputter etching Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000011269 tar Substances 0.000 description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
- 229920002818 (Hydroxyethyl)methacrylate Polymers 0.000 description 1
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 description 1
- FSSPGSAQUIYDCN-UHFFFAOYSA-N 1,3-Propane sultone Chemical compound O=S1(=O)CCCO1 FSSPGSAQUIYDCN-UHFFFAOYSA-N 0.000 description 1
- WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical compound C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 description 1
- WKFQMDFSDQFAIC-UHFFFAOYSA-N 2,4-dimethylthiolane 1,1-dioxide Chemical compound CC1CC(C)S(=O)(=O)C1 WKFQMDFSDQFAIC-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 description 1
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- JWUJQDFVADABEY-UHFFFAOYSA-N 2-methyltetrahydrofuran Chemical compound CC1CCCO1 JWUJQDFVADABEY-UHFFFAOYSA-N 0.000 description 1
- VWIIJDNADIEEDB-UHFFFAOYSA-N 3-methyl-1,3-oxazolidin-2-one Chemical compound CN1CCOC1=O VWIIJDNADIEEDB-UHFFFAOYSA-N 0.000 description 1
- CMJLMPKFQPJDKP-UHFFFAOYSA-N 3-methylthiolane 1,1-dioxide Chemical compound CC1CCS(=O)(=O)C1 CMJLMPKFQPJDKP-UHFFFAOYSA-N 0.000 description 1
- OYOKPDLAMOMTEE-UHFFFAOYSA-N 4-chloro-1,3-dioxolan-2-one Chemical compound ClC1COC(=O)O1 OYOKPDLAMOMTEE-UHFFFAOYSA-N 0.000 description 1
- SBLRHMKNNHXPHG-UHFFFAOYSA-N 4-fluoro-1,3-dioxolan-2-one Chemical compound FC1COC(=O)O1 SBLRHMKNNHXPHG-UHFFFAOYSA-N 0.000 description 1
- 229920003026 Acene Polymers 0.000 description 1
- 238000004438 BET method Methods 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 229910001200 Ferrotitanium Inorganic materials 0.000 description 1
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 description 1
- 229910015015 LiAsF 6 Inorganic materials 0.000 description 1
- 229910013063 LiBF 4 Inorganic materials 0.000 description 1
- 229910013684 LiClO 4 Inorganic materials 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910013275 LiMPO Inorganic materials 0.000 description 1
- 229910014689 LiMnO Inorganic materials 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- 229910012424 LiSO 3 Inorganic materials 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 239000002174 Styrene-butadiene Substances 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 238000005411 Van der Waals force Methods 0.000 description 1
- DGEZNRSVGBDHLK-UHFFFAOYSA-N [1,10]phenanthroline Chemical compound C1=CN=C2C3=NC=CC=C3C=CC2=C1 DGEZNRSVGBDHLK-UHFFFAOYSA-N 0.000 description 1
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- DISYGAAFCMVRKW-UHFFFAOYSA-N butyl ethyl carbonate Chemical compound CCCCOC(=O)OCC DISYGAAFCMVRKW-UHFFFAOYSA-N 0.000 description 1
- FWBMVXOCTXTBAD-UHFFFAOYSA-N butyl methyl carbonate Chemical compound CCCCOC(=O)OC FWBMVXOCTXTBAD-UHFFFAOYSA-N 0.000 description 1
- 239000007833 carbon precursor Substances 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 150000001733 carboxylic acid esters Chemical class 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 239000005018 casein Substances 0.000 description 1
- BECPQYXYKAMYBN-UHFFFAOYSA-N casein, tech. Chemical compound NCCCCC(C(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(CC(C)C)N=C(O)C(CCC(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(C(C)O)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(COP(O)(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(N)CC1=CC=CC=C1 BECPQYXYKAMYBN-UHFFFAOYSA-N 0.000 description 1
- 235000021240 caseins Nutrition 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002734 clay mineral Substances 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- HHNHBFLGXIUXCM-GFCCVEGCSA-N cyclohexylbenzene Chemical compound [CH]1CCCC[C@@H]1C1=CC=CC=C1 HHNHBFLGXIUXCM-GFCCVEGCSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 210000001787 dendrite Anatomy 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- VUPKGFBOKBGHFZ-UHFFFAOYSA-N dipropyl carbonate Chemical compound CCCOC(=O)OCCC VUPKGFBOKBGHFZ-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- CYEDOLFRAIXARV-UHFFFAOYSA-N ethyl propyl carbonate Chemical compound CCCOC(=O)OCC CYEDOLFRAIXARV-UHFFFAOYSA-N 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002431 foraging effect Effects 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000892 gravimetry Methods 0.000 description 1
- 238000007756 gravure coating Methods 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229920003063 hydroxymethyl cellulose Polymers 0.000 description 1
- 229940031574 hydroxymethyl cellulose Drugs 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910002102 lithium manganese oxide Inorganic materials 0.000 description 1
- DMEJJWCBIYKVSB-UHFFFAOYSA-N lithium vanadium Chemical class [Li].[V] DMEJJWCBIYKVSB-UHFFFAOYSA-N 0.000 description 1
- CJYZTOPVWURGAI-UHFFFAOYSA-N lithium;manganese;manganese(3+);oxygen(2-) Chemical compound [Li+].[O-2].[O-2].[O-2].[O-2].[Mn].[Mn+3] CJYZTOPVWURGAI-UHFFFAOYSA-N 0.000 description 1
- VROAXDSNYPAOBJ-UHFFFAOYSA-N lithium;oxido(oxo)nickel Chemical compound [Li+].[O-][Ni]=O VROAXDSNYPAOBJ-UHFFFAOYSA-N 0.000 description 1
- VLXXBCXTUVRROQ-UHFFFAOYSA-N lithium;oxido-oxo-(oxomanganiooxy)manganese Chemical compound [Li+].[O-][Mn](=O)O[Mn]=O VLXXBCXTUVRROQ-UHFFFAOYSA-N 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 229910052976 metal sulfide Inorganic materials 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- KKQAVHGECIBFRQ-UHFFFAOYSA-N methyl propyl carbonate Chemical compound CCCOC(=O)OC KKQAVHGECIBFRQ-UHFFFAOYSA-N 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 235000010981 methylcellulose Nutrition 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000001254 oxidized starch Substances 0.000 description 1
- 235000013808 oxidized starch Nutrition 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 239000011301 petroleum pitch Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920002755 poly(epichlorohydrin) Polymers 0.000 description 1
- 229920003214 poly(methacrylonitrile) Polymers 0.000 description 1
- 229920002627 poly(phosphazenes) Polymers 0.000 description 1
- 229920001197 polyacetylene Polymers 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920000767 polyaniline Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920000128 polypyrrole Polymers 0.000 description 1
- 229920000123 polythiophene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000011863 silicon-based powder Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000011271 tar pitch Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- DQWPFSLDHJDLRL-UHFFFAOYSA-N triethyl phosphate Chemical compound CCOP(=O)(OCC)OCC DQWPFSLDHJDLRL-UHFFFAOYSA-N 0.000 description 1
- WVLBCYQITXONBZ-UHFFFAOYSA-N trimethyl phosphate Chemical compound COP(=O)(OC)OC WVLBCYQITXONBZ-UHFFFAOYSA-N 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/20—Graphite
- C01B32/205—Preparation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0404—Methods of deposition of the material by coating on electrode collectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
- C01P2002/82—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by IR- or Raman-data
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/20—Particle morphology extending in two dimensions, e.g. plate-like
- C01P2004/24—Nanoplates, i.e. plate-like particles with a thickness from 1-100 nanometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/11—Powder tap density
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/19—Oil-absorption capacity, e.g. DBP values
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative electrodes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Composite Materials (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Battery Electrode And Active Subsutance (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2020/003463 WO2021152778A1 (ja) | 2020-01-30 | 2020-01-30 | リチウムイオン二次電池用負極材及びその製造方法、リチウムイオン二次電池用負極、並びにリチウムイオン二次電池 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2021152778A1 JPWO2021152778A1 (https=) | 2021-08-05 |
| JP7666336B2 true JP7666336B2 (ja) | 2025-04-22 |
Family
ID=77078114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021574368A Active JP7666336B2 (ja) | 2020-01-30 | 2020-01-30 | リチウムイオン二次電池用負極材及びその製造方法、リチウムイオン二次電池用負極、並びにリチウムイオン二次電池 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20230084916A1 (https=) |
| EP (1) | EP4099442A4 (https=) |
| JP (1) | JP7666336B2 (https=) |
| KR (1) | KR20220134559A (https=) |
| CN (1) | CN115023828A (https=) |
| WO (1) | WO2021152778A1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20230124951A (ko) * | 2020-12-24 | 2023-08-28 | 가부시끼가이샤 레조낙 | 전고체 전지용 음극, 전고체 전지, 및 전고체 전지용음극 활물질 |
| WO2023139662A1 (ja) * | 2022-01-18 | 2023-07-27 | 株式会社レゾナック | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極材の製造方法、リチウムイオン二次電池用負極及びリチウムイオン二次電池 |
| WO2024028993A1 (ja) * | 2022-08-02 | 2024-02-08 | 株式会社レゾナック | リチウムイオン二次電池用負極材の製造方法及びリチウムイオン二次電池の製造方法 |
| CN115732767A (zh) * | 2022-11-29 | 2023-03-03 | 深圳市科瑞隆科技有限公司 | -25℃至90℃可正常放电的单卷芯卷绕结构宽温电池 |
| CN116281995B (zh) * | 2023-03-22 | 2024-01-30 | 宁夏碳谷能源科技股份有限公司 | 负极材料石墨化预处理方法 |
| CN119092700B (zh) * | 2023-10-31 | 2025-10-17 | 贝特瑞新材料集团股份有限公司 | 负极材料及其制备方法、负极极片、锂离子电池 |
| CN117878272A (zh) * | 2023-12-25 | 2024-04-12 | 惠州锂威新能源科技有限公司 | 一种负极活性材料及其制备方法和应用 |
| WO2025206372A1 (ja) * | 2024-03-29 | 2025-10-02 | 三菱ケミカル株式会社 | 炭素材、負極及び二次電池 |
| WO2025206368A1 (ja) * | 2024-03-29 | 2025-10-02 | 三菱ケミカル株式会社 | 炭素材組成物、負極及び二次電池 |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003168432A (ja) | 2001-12-03 | 2003-06-13 | Hitachi Powdered Metals Co Ltd | 非水系二次電池の負極用黒鉛粒子 |
| CN1699479A (zh) | 2004-05-17 | 2005-11-23 | 洛阳市冠奇工贸有限责任公司 | 晶体球化石墨的生产制备工艺 |
| JP2010251315A (ja) | 2009-03-27 | 2010-11-04 | Mitsubishi Chemicals Corp | 非水電解液二次電池用負極材料及びこれを用いた非水電解液二次電池 |
| JP2013258130A (ja) | 2012-05-14 | 2013-12-26 | Jfe Chemical Corp | 複合黒鉛質材料及びその製造方法、リチウムイオン二次電池用負極材料、リチウムイオン二次電池用負極並びにリチウムイオン二次電池 |
| JP2014067680A (ja) | 2012-09-27 | 2014-04-17 | Mitsubishi Chemicals Corp | 非水系二次電池用黒鉛粒子及び、それを用いた非水系二次電池用負極並びに非水系二次電池 |
| JP2015135811A (ja) | 2013-12-18 | 2015-07-27 | 三菱化学株式会社 | 非水系二次電池負極用炭素材、それを用いた非水系二次電池用負極及び非水系二次電池 |
| JP2016136517A (ja) | 2015-01-16 | 2016-07-28 | 三菱化学株式会社 | 非水系二次電池用炭素材、及び、リチウムイオン二次電池 |
| JP2017188451A (ja) | 2016-03-31 | 2017-10-12 | 三洋化成工業株式会社 | リチウムイオン電池用被覆負極活物質 |
| JP2019164967A (ja) | 2018-03-20 | 2019-09-26 | Tdk株式会社 | 負極活物質、負極およびリチウムイオン二次電池 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2435980C (en) * | 2001-01-25 | 2008-07-29 | Hitachi Chemical Co., Ltd. | Artificial graphite particles and method for manufacturing same, nonaqueous electrolyte secondary cell negative electrode and method for manufacturing same, and lithium secondary cell |
| JP4693470B2 (ja) * | 2004-04-12 | 2011-06-01 | 三星エスディアイ株式会社 | リチウム二次電池用負極活物質、及びこれを含む負極、及びリチウム二次電池 |
| WO2006025377A1 (ja) * | 2004-08-30 | 2006-03-09 | Mitsubishi Chemical Corporation | 非水系二次電池用負極材料、非水系二次電池用負極、および非水系二次電池 |
| JP2009026514A (ja) * | 2007-07-18 | 2009-02-05 | Panasonic Corp | 非水電解質二次電池 |
| JP2013222641A (ja) * | 2012-04-18 | 2013-10-28 | Showa Denko Kk | リチウムイオン電池用負極材及びその用途 |
| CN105164836B (zh) * | 2013-02-21 | 2018-07-06 | 柯耐克斯系统株式会社 | 锂二次电池用复合活性物质及其制造方法 |
| EP3131143B1 (en) | 2014-03-25 | 2019-03-20 | Hitachi Chemical Company, Ltd. | Negative electrode material for lithium-ion secondary battery, method for manufacturing negative electrode material for lithium-ion secondary battery, negative electrode material slurry for lithium-ion secondary battery, negative electrode for lithium-ion secondary battery, and lithium-ion secondary battery |
| WO2016113952A1 (ja) * | 2015-01-16 | 2016-07-21 | 三菱化学株式会社 | 炭素材及び炭素材を用いた非水系二次電池 |
| KR20170008056A (ko) * | 2015-07-13 | 2017-01-23 | 강원대학교산학협력단 | 리튬 이차전지용 음극 활물질, 그 제조방법 및 리튬 이차전지용 음극 활물질을 포함하는 리튬 이차전지 |
| JP2018055999A (ja) * | 2016-09-29 | 2018-04-05 | 新日鉄住金化学株式会社 | リチウムイオン二次電池の負極活物質用低結晶性炭素材料及びその製造方法並びにそれを用いたリチウムイオン二次電池用負極及びリチウムイオン二次電池 |
| WO2018198377A1 (ja) * | 2017-04-28 | 2018-11-01 | 日立化成株式会社 | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極、及びリチウムイオン二次電池 |
| KR102467348B1 (ko) * | 2017-05-19 | 2022-11-16 | 주식회사 엘지에너지솔루션 | 리튬 이차전지용 음극 활물질, 이를 포함하는 리튬 이차전지용 음극 및 리튬 이차전지 |
| WO2019046813A1 (en) * | 2017-09-01 | 2019-03-07 | Farad Power, Inc., | METHOD FOR MANUFACTURING HARD CARBON MATERIALS |
| KR102165885B1 (ko) * | 2017-11-28 | 2020-10-14 | 주식회사 엘지화학 | 음극 활물질, 이를 포함하는 음극 및 리튬 이차전지 |
| US11646406B2 (en) * | 2017-12-22 | 2023-05-09 | Tokai Carbon Co., Ltd. | Negative electrode material for lithium-ion secondary battery and method for producing negative electrode material for lithium-ion secondary battery |
-
2020
- 2020-01-30 WO PCT/JP2020/003463 patent/WO2021152778A1/ja not_active Ceased
- 2020-01-30 EP EP20916803.8A patent/EP4099442A4/en active Pending
- 2020-01-30 JP JP2021574368A patent/JP7666336B2/ja active Active
- 2020-01-30 CN CN202080095080.7A patent/CN115023828A/zh active Pending
- 2020-01-30 US US17/796,253 patent/US20230084916A1/en active Pending
- 2020-01-30 KR KR1020227026661A patent/KR20220134559A/ko not_active Ceased
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003168432A (ja) | 2001-12-03 | 2003-06-13 | Hitachi Powdered Metals Co Ltd | 非水系二次電池の負極用黒鉛粒子 |
| CN1699479A (zh) | 2004-05-17 | 2005-11-23 | 洛阳市冠奇工贸有限责任公司 | 晶体球化石墨的生产制备工艺 |
| JP2010251315A (ja) | 2009-03-27 | 2010-11-04 | Mitsubishi Chemicals Corp | 非水電解液二次電池用負極材料及びこれを用いた非水電解液二次電池 |
| JP2013258130A (ja) | 2012-05-14 | 2013-12-26 | Jfe Chemical Corp | 複合黒鉛質材料及びその製造方法、リチウムイオン二次電池用負極材料、リチウムイオン二次電池用負極並びにリチウムイオン二次電池 |
| JP2014067680A (ja) | 2012-09-27 | 2014-04-17 | Mitsubishi Chemicals Corp | 非水系二次電池用黒鉛粒子及び、それを用いた非水系二次電池用負極並びに非水系二次電池 |
| JP2015135811A (ja) | 2013-12-18 | 2015-07-27 | 三菱化学株式会社 | 非水系二次電池負極用炭素材、それを用いた非水系二次電池用負極及び非水系二次電池 |
| JP2016136517A (ja) | 2015-01-16 | 2016-07-28 | 三菱化学株式会社 | 非水系二次電池用炭素材、及び、リチウムイオン二次電池 |
| JP2017188451A (ja) | 2016-03-31 | 2017-10-12 | 三洋化成工業株式会社 | リチウムイオン電池用被覆負極活物質 |
| JP2019164967A (ja) | 2018-03-20 | 2019-09-26 | Tdk株式会社 | 負極活物質、負極およびリチウムイオン二次電池 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115023828A (zh) | 2022-09-06 |
| US20230084916A1 (en) | 2023-03-16 |
| KR20220134559A (ko) | 2022-10-05 |
| EP4099442A4 (en) | 2023-03-22 |
| EP4099442A1 (en) | 2022-12-07 |
| JPWO2021152778A1 (https=) | 2021-08-05 |
| WO2021152778A1 (ja) | 2021-08-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7661983B2 (ja) | リチウムイオン二次電池用負極材、その評価方法及びその製造方法、リチウムイオン二次電池用負極、並びにリチウムイオン二次電池 | |
| JP7613482B2 (ja) | リチウムイオン二次電池用負極材及びその製造方法、リチウムイオン二次電池用負極、並びにリチウムイオン二次電池 | |
| JP7666336B2 (ja) | リチウムイオン二次電池用負極材及びその製造方法、リチウムイオン二次電池用負極、並びにリチウムイオン二次電池 | |
| JP7771992B2 (ja) | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極材組成物、リチウムイオン二次電池用負極、及びリチウムイオン二次電池 | |
| JP7004093B2 (ja) | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極材の製造方法、リチウムイオン二次電池用負極及びリチウムイオン二次電池 | |
| JPWO2019186828A1 (ja) | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極材の製造方法、リチウムイオン二次電池用負極材スラリー、リチウムイオン二次電池用負極、及びリチウムイオン二次電池 | |
| JP7831605B2 (ja) | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極、及びリチウムイオン二次電池 | |
| JPWO2019009422A1 (ja) | リチウムイオン二次電池用負極材の製造方法、及びリチウムイオン二次電池用負極材 | |
| JP7444322B1 (ja) | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極及びリチウムイオン二次電池 | |
| WO2025141657A1 (ja) | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極、リチウムイオン二次電池及びリチウムイオン二次電池用負極材の製造方法 | |
| WO2025141656A1 (ja) | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極、リチウムイオン二次電池及びリチウムイオン二次電池用負極材の製造方法 | |
| WO2025141654A1 (ja) | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極、リチウムイオン二次電池及びリチウムイオン二次電池用負極材の製造方法 | |
| WO2025141904A1 (ja) | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極、リチウムイオン二次電池及びリチウムイオン二次電池用負極材の製造方法 | |
| WO2025141659A1 (ja) | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極、リチウムイオン二次電池及びリチウムイオン二次電池用負極材の製造方法 | |
| WO2025141658A1 (ja) | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極、リチウムイオン二次電池及びリチウムイオン二次電池用負極材の製造方法 | |
| WO2025141655A1 (ja) | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極、リチウムイオン二次電池及びリチウムイオン二次電池用負極材の製造方法 | |
| TW202606080A (zh) | 鋰離子二次電池用負極材料、用於製造石墨粒子的焦炭、鋰離子二次電池用負極及鋰離子二次電池 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20221104 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20240109 |
|
| A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20240311 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20240313 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20240702 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20240730 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20241112 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20241203 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20250311 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20250324 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 7666336 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |